import java.util.*;

public class twoDimeArr {

	public static void main (String ARGC[])
	{
		final int ROWS = 3;
		final int COLUMNS = 7;
		
		Scanner scan = new Scanner( System.in);
		
		
		/**
		 * Declare our two Dimensional Array
		 */
		int arr1[][] = new int [ROWS][COLUMNS];
		
		
		/** 
		 * populate our Matrix
		 *
		/**
		for (int i=0;i<arr1.length;i++)
		{
			for (int j=0;j<arr1[i].length;j++)
			{
				System.out.print("Enter X["+i+"]"+"["+j+"]");
				arr1[i][j] = scan.nextInt();
			}
			
		}
		**/
		
		
		
		//RAGGED example ( Rows of different Size)
		int arr2[][] = new int [ROWS][];
		
		arr2.length++;
		
		
		for (int i=0;i<arr2.length;i++)
		{
			arr2[i] = new int[i+1];
			System.out.print("boo");
		//	
		}
		//arr2[2][4]=22;
		
		
		
		
	}
	
	
	
}
